Inventor · disambiguated record
Willi Hansen
Also filed as: HANSEN WILLI · WITTKOPP HELMUT
6 granted patents·55 citations·filing 1978–1986
82Inventor score
Top patents by PatentIndex Score
6 records- 0163US4747286ARolling apparatusHEGENSCHEIDT GMBH WILHELM·Filed 1986·Granted May 31, 1988·15 cites·18 claims
- 0261US4766753ARolling apparatus for surface hardening or smoothingHEGENSCHEIDT GMBH WILHELM·Filed 1986·Granted Aug 30, 1988·14 cites·34 claims
- 0350US4195957ABoring tool with floating double edged knifeHEGENSCHEIDT GMBH WILHELM·Filed 1978·Granted Apr 1, 1980·11 cites·18 claims
- 0440US4747285ASurface-hardening or smoothing rolling machineHEGENSCHEIDT GMBH WILHELM·Filed 1986·Granted May 31, 1988·5 cites·33 claims
- 0537US4539831AMethod for setting the stroke of movable rolling units, and crankshaft rolling machine for implementing said methodHEGENSCHEIDT GMBH WILHELM·Filed 1983·Granted Sep 10, 1985·3 cites·18 claims
- 0625US4405266ADeep drilling machineWILHELM HEGENSCHEIDT GESELLSHA·Filed 1983·Granted Sep 20, 1983·7 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →